High-precision 32-bit accuracy real-time spectrum analyzer plug-in for Winamp audio player. It is easy to detect poorly-coded MP3 files - they have a noticeable roll-off after 16kHz. Tool has two different modes - classic and sonogram plots. Both of the plots has a cursor-related marker to show exact frequency cursor stays at. Level meter show current absolute and RMS (Root-Mean-Square) levels, detect possible clippings occured while playing.